Lighting fixture



FIG. 1 is a right side view of a lighting fixture showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a front view thereof; and,

FIG. 5 is a front right perspective view thereof.

The dash-dot lines in FIGS. 1 through 3 and 5, immediately adjacent to the shaded area, illustrate unclaimed boundaries of the design. The other broken lines in the drawings illustrate environmental subject matter only and form no part of the claimed design. 

CLAIM The ornamental design for a lighting fixture, as shown and described. 